Portion of a lighting fixture



FIG. 1 is a bottom perspective view of a portion of a lighting fixture showing my new design;

FIG. 2 is another bottom perspective view thereof with the dashed lines shown in FIG. 1 removed;

FIG. 3 is a bottom plan view thereof, the top being a mirror image;

FIG. 4 is a side elevational view thereof, the other side being a mirror image; and,

FIG. 5 is an end elevational view thereof, the other end being a mirror image.

FIGS. 1–4 are broken away to indicate indeterminate length. The broken lines are shown in FIG. 1 for illustrative purposes only and form no part of my claimed design. 

The ornamental design for a portion of a lighting fixture, as shown and described. 